unsigned char SS7Layer4::getSIO(const NamedList& params, unsigned char sif, unsigned char prio, unsigned char ni)
{
if ((prio & 0x30) == 0)
prio <<= 4;
if ((ni & 0xc0) == 0)
ni <<= 6;
sif = params.getIntValue(YSTRING("service"),sif & 0x0f);
prio = SS7MSU::getPriority(params.getValue(YSTRING("priority")),prio & 0x30);
if ((prio & 0x30) == 0)
prio <<= 4;
ni = SS7MSU::getNetIndicator(params.getValue(YSTRING("netindicator")),ni & 0xc0);
if ((ni & 0xc0) == 0)
ni <<= 6;
return (sif & 0x0f) | (prio & 0x30) | (ni & 0xc0);
}
bool SS7Testing::control(NamedList& params)
{
String* ret = params.getParam(YSTRING("completion"));
const String* oper = params.getParam(YSTRING("operation"));
const char* cmp = params.getValue(YSTRING("component"));
int cmd = oper ? oper->toInteger(s_dict_control,-1) : -1;
if (ret) {
if (oper && (cmd < 0))
return false;
String part = params.getValue(YSTRING("partword"));
if (cmp) {
if (toString() != cmp)
return false;
for (const TokenDict* d = s_dict_control; d->token; d++)
Module::itemComplete(*ret,d->token,part);
return true;
}
return Module::itemComplete(*ret,toString(),part);
}
if (!(cmp && toString() == cmp))
return false;
if (cmd >= 0) {
Lock mylock(this);
setParams(params,true);
switch (cmd) {
case CMD_STOP:
m_timer.stop();
return true;
case CMD_START:
if (!(m_timer.interval() && m_lbl.length()))
return false;
m_timer.start();
return sendTraffic();
case CMD_SINGLE:
if (!m_lbl.length())
return false;
m_timer.stop();
return sendTraffic();
case CMD_RESET:
m_timer.stop();
m_lbl.assign(SS7PointCode::Other,m_lbl.opc(),m_lbl.dpc(),m_lbl.sls());
return true;
}
}
return SignallingComponent::control(params);
}
void TestThread::configure(const NamedList& conf)
{
Lock mylock(this);
m_serverAddr = conf.getValue("addr", "0.0.0.0");
if(m_serverAddr == "0.0.0.0")
m_serverAddr = "127.0.0.1";
m_serverPort = conf.getIntValue("port", 80);
}
// Append a parameter to a buffer from a list or dictionary
void appendParam(ObjList& msg, NamedList& params, unsigned char value,
TokenDict* dict, unsigned char defValue)
{
unsigned char a[3] = {value,1};
const char* name = lookup(value,ETSIModem::s_msgParams);
a[2] = lookup(params.getValue(name),dict,defValue);
msg.append(new DataBlock(a,sizeof(a)));
}
// Update members from a dispatched "chan.rtp" message
void SDPMedia::update(const NamedList& msg, bool pickFormat)
{
DDebug(DebugAll,"SDPMedia::update('%s',%s) [%p]",
msg.c_str(),String::boolText(pickFormat),this);
m_id = msg.getValue("rtpid",m_id);
m_lPort = msg.getValue("localport",m_lPort);
if (pickFormat) {
const char* format = msg.getValue("format");
if (format) {
m_format = format;
if ((m_formats != m_format) && (msg.getIntValue("remoteport") > 0)) {
Debug(DebugNote,"Choosing started '%s' format '%s' [%p]",
c_str(),format,this);
m_formats = m_format;
}
}
}
}
// Update from parameters. Build a default SDP if no media is found in params
bool SDPSession::updateSDP(const NamedList& params)
{
DDebug(m_parser,DebugAll,"SDPSession::updateSdp('%s') [%p]",params.c_str(),this);
bool defaults = true;
const char* sdpPrefix = params.getValue("osdp-prefix","osdp");
ObjList* lst = 0;
unsigned int n = params.length();
String defFormats;
m_parser->getAudioFormats(defFormats);
for (unsigned int i = 0; i < n; i++) {
const NamedString* p = params.getParam(i);
if (!p)
continue;
// search for rtp_port or rtp_port_MEDIANAME parameters
String tmp(p->name());
if (!tmp.startSkip("media",false))
continue;
if (tmp && (tmp[0] != '_'))
continue;
// since we found at least one media declaration disable defaults
defaults = false;
// now tmp holds the suffix for the media, null for audio
bool audio = tmp.null();
// check if media is supported, default only for audio
if (!p->toBoolean(audio))
continue;
String fmts = params.getValue("formats" + tmp);
if (audio && fmts.null())
fmts = defFormats;
if (fmts.null())
continue;
String trans = params.getValue("transport" + tmp,"RTP/AVP");
String crypto;
if (m_secure)
crypto = params.getValue("crypto" + tmp);
if (audio)
tmp = "audio";
else
tmp >> "_";
SDPMedia* rtp = 0;
// try to take the media descriptor from the old list
if (m_rtpMedia) {
ObjList* om = m_rtpMedia->find(tmp);
if (om)
rtp = static_cast<SDPMedia*>(om->remove(false));
}
bool append = false;
if (rtp)
rtp->update(fmts);
else {
rtp = new SDPMedia(tmp,trans,fmts);
append = true;
}
rtp->crypto(crypto,false);
if (sdpPrefix) {
for (unsigned int j = 0; j < n; j++) {
const NamedString* param = params.getParam(j);
if (!param)
continue;
tmp = param->name();
if (tmp.startSkip(sdpPrefix + rtp->suffix() + "_",false) && (tmp.find('_') < 0))
rtp->parameter(tmp,*param,append);
}
}
if (!lst)
lst = new ObjList;
lst->append(rtp);
}
if (defaults && !lst) {
lst = new ObjList;
lst->append(new SDPMedia("audio","RTP/AVP",params.getValue("formats",defFormats)));
}
return setMedia(lst);
}
// Create a buffer containing the byte representation of a message to be sent
// and another one with the header
bool ETSIModem::createMsg(NamedList& params, DataBlock& data)
{
int type = lookup(params,s_msg);
switch (type) {
case MsgCallSetup:
break;
case MsgMWI:
case MsgCharge:
case MsgSMS:
Debug(this,DebugStub,"Create message '%s' not implemented [%p]",
params.c_str(),this);
return false;
default:
Debug(this,DebugNote,"Can't create unknown message '%s' [%p]",
params.c_str(),this);
return false;
}
ObjList msg;
bool fail = !params.getBoolValue("force-send",true);
// DateTime - ETSI EN 300 659-3 - 5.4.1
String datetime = params.getValue("datetime");
unsigned char dt[4];
bool ok = false;
if (datetime.isBoolean())
if (datetime.toBoolean())
ok = getDateTime(dt);
else ;
else
ok = getDateTime(dt,&datetime);
if (ok) {
DataBlock* dtParam = new DataBlock(0,10);
unsigned char* d = (unsigned char*)dtParam->data();
d[0] = DateTime;
d[1] = 8;
// Set date and time: %.2d%.2d%.2d%.2d month:day:hour:minute
for (int i = 0, j = 2; i < 4; i++, j += 2) {
d[j] = '0' + dt[i] / 10;
d[j+1] = '0' + dt[i] % 10;
}
msg.append(dtParam);
}
else
DDebug(this,DebugInfo,"Can't set datetime parameter from '%s' [%p]",
datetime.c_str(),this);
// CallerId/CallerIdReason - ETSI EN 300 659-3 - 5.4.2: Max caller id 20
// Parameter is missing: append reason (default caller absence: 0x4f: unavailable)
int res = appendParam(msg,params,CallerId,20,fail);
if (res == -1)
return false;
if (!res)
appendParam(msg,params,CallerIdReason,s_dict_callerAbsence,0x4f);
// CallerName/CallerNameReason - ETSI EN 300 659-3 - 5.4.5: Max caller name 50
// Parameter is missing: append reason (default callername absence: 0x4f: unavailable)
res = appendParam(msg,params,CallerName,50,fail);
if (res == -1)
return false;
if (!res)
appendParam(msg,params,CallerNameReason,s_dict_callerAbsence,0x4f);
// Build message
unsigned char len = 0;
unsigned char hdr[2] = {type};
data.assign(&hdr,sizeof(hdr));
for (ObjList* o = msg.skipNull(); o; o = o->skipNext()) {
DataBlock* msgParam = static_cast<DataBlock*>(o->get());
if (len + msgParam->length() > 255) {
if (!fail) {
Debug(this,DebugNote,"Trucating %s message length to %u bytes [%p]",
params.c_str(),data.length(),this);
break;
}
params.setParam("error","message-too-long");
return false;
}
len += msgParam->length();
data += *msgParam;
}
if (!len) {
params.setParam("error","empty-message");
return false;
}
unsigned char* buf = ((unsigned char*)(data.data()));
buf[1] = len;
m_chksum = 0;
for (unsigned int i = 0; i < data.length(); i++)
m_chksum += buf[i];
unsigned char crcVal = 256 - (m_chksum & 0xff);
FSKModem::addRaw(data,&crcVal,1);
return true;
}
